Exclusion of air creates a vacuum in the bottle.
瓶子里的空气排除后就产生真空。
The vacuum flask has a strong casing, which won't crack or chip.
这个真空瓶有一个坚固的外壳，不会破裂。
Wind is a current of air caused by a vacuum caused by hot air rising.
风是由热空气上升产生真空而引起的空气流动。
Now we let the volume expand into the vacuum on the other side.
现在我们让体积膨胀到另一边的真空中。
Before leaving, Mr. Seymour turned off the vacuum cleaner and the water valve.
在离开之前，西摩先生关掉了真空吸尘器和水阀。
It was only when electric motors became advanced that vacuum cleaners became common.
只有电动机变得先进时，真空吸尘器才会普遍使用。
The experiment said the gas didn't increase its temperature when it expanded the vacuum.
这个实验说明，当气体在向真空膨胀的过程中，其温度没有升高。
Instead of flushing, they work like a vacuum cleaner sucking away the astronaut's waste.
不是冲洗，而是像真空吸尘器一样吸走宇航员的排泄物。
The essential condition for the decay of the vacuum is the presence of an intense electric field.
真空衰变的基本条件是存在强电场。
The main reason people pay extra for a Dyson is because it is a vacuum cleaner with a trendy brand.
人们愿意花更多的钱买戴森是因为它是一个时尚品牌的真空吸尘器。
Until recently most astronomers believed that the space between the galaxies in our universe was a near-perfect vacuum.
直到最近，大多数天文学家都认为我们宇宙中星系之间的空间是近乎完美的真空。
Charlie McCreevy, a European commissioner, warned the IASB that it did "not live in a political vacuum" but "in the real word".
欧盟委员Charlie McCreevy警告国际会计准则委员会，称它“不是生活在政治的真空中”，而是“生活在真实的世界中”。
When the driver accelerated, the vacuum was insufficient to run the intermittent mode and the wipers would default to high speed.
当司机加速时，真空不足以运行间歇模式，雨刷将默认为高速。
The average density of interstellar material in the vicinity of our Sun is 1,000 to 10,000 times less than the best terrestrial laboratory vacuum.
在我们的太阳附近，星际物质的平均密度比最好的地球实验室真空还要低1000到10000倍。
A nucleus that large cannot be stable, but it might be possible to assemble one next to a vacuum for long enough to observe the decay of the vacuum.
这么大的原子核不可能是稳定的，但在足够长的时间内，在真空附近组装一个原子核以观察真空的衰变是可能的。
Since 2006, in France, an unknown gang of thieves have been emptying supermarket safes, using nothing more than a drill and a modified vacuum cleaner.
自2006年起，法国有一个不知名的盗窃团伙专门开超市保险箱，所用的工具只有电钻和改造的真空吸尘器。
The cordless, hand-held tools we use in our homes, such as vacuum cleaners, flashlights, drills and saws came from the technology of these early space programs.
我们家中所使用的无线手提工具，比如真空吸尘器、手电筒、钻头和锯，都来自于早期太空项目里的技术。
It's important to vacuum regularly.
定期用吸尘器清洁是很重要的。
He could hear the whir of a vacuum cleaner.
他能听到吸尘器的嗡嗡声。
His resignation has created a vacuum which cannot easily be filled.
他的引退造成了难以填补的空白。
His presence should fill the power vacuum that has been developing over the past few days.
他的出现应该能填补过去几天中形成的权力空缺。
He could also learn to use the vacuum cleaner, the washing machine and other household appliances.
他还能学习使用吸尘器、洗衣机和其他家用电器。
The latest Japanese vacuum cleaners contain sensors that detect the amount of dust and type of floor.
日本最新款吸尘器装有传感器，能测出灰尘量和地板类型。
It pumps water out of tiny bag-like bladders, making a vacuum inside.
它把水从像袋子一样的囊状物里抽出来，使囊状物的内部形成真空状态。
The Soviet scientist made his experiments with a bad light, on wooden tables, using an old vacuum cleaner instead of a compressor.
这位苏联科学家在木桌上，借着糟糕的灯光做实验，用的是旧吸尘器而不是压缩机。
George squatted on the toilet and peeped forth from his lair to watch her emptying the dust bag of her vacuum cleaner into the trash can.
乔治蹲在马桶上，从他的窝里探出头来，看着她把吸尘器上的尘袋倒进垃圾桶。
It did in Braidwood, from I think they had leakage in some of their vacuum valves on the secondary side.
我认为它们在次级侧的某些真空阀中有泄漏，这是在布雷德伍德所做的。
This article discussed the optimization of vacuum freeze-drying and succade process of flammulina velutipes.
本文讨论了新鲜金针菇真空冷冻干燥和蜜饯加工条件的优化。
In semiconductor receivers transistors take the place of vacuum tubes.
在半导体收音机中晶体管代替了真空管。
robots could help fill the gaps, ranging from microsized capsules that detect lesions to high-tech vacuum cleaners.
机器人可以帮助填补空白，从检测病变的微型胶囊到高科技吸尘器。
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